calculated-columns

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SQL Computer Column Formula

A SQL Table (Trades) has three fields AvgProfit, MinProfit and Hold - Hold is a Computed Colum... If AvgProfit < MinProfit, Hold = \'Hold\' and if AvgProfit > MinProfit, Hold = \'Trade\'[详细]

2023-02-28 17:26 分类：问答
Help with creating a computed column (sql server 2008)

Greetings. Need some assistance with creating a computed column on this table: USE [ScienceWorksSummary][详细]

2023-02-22 12:20 分类：问答
How can I get column data to be added based on a group designation using R?

The data set that I\'m working with is similar to the one below (although the example is of a much smaller scale, the data I\'m working with is 10\'s of thousands of rows) and I haven\'t been able to[详细]

2023-02-21 03:31 分类：问答
Persisted computed column with subquery

I have something like this create function Answers_Index(@id int, @questionID int) returns int as begin return (select count([ID]) from [Answers] where [ID] < @id and [ID_Question] = @questionID)[详细]

2023-02-16 12:17 分类：问答
Creating a computed column in a View. Is it possible?

My SQL view returns the following ID Name AA Gina AB George AC John I would like to add a computed column UpCounter so my view returns something like[详细]

2023-02-16 02:17 分类：问答
TSQL divide by zero encountered despite no columns containing 0

I\'ve been trying to understand why I get a \"divide by zero encountered\" (Msg 8134) with my SQL query, but I must be missing something. I would like like to know the why for the specific case below,[详细]

2023-02-15 06:12 分类：问答
SQL Query with Typo not working in MySQL (Order by on calculated field)

I have this query in which one of the column is a calculated one. Every thing is working except it is not ordering the results when I use that calculated column in query. The query is a very large one[详细]

2023-02-13 06:38 分类：问答
Oracle hardcoded/computed column datatypes

Is it possible to set the datatype of hardcoded or computed columns in Oracle. For example:: SELECT AccountID FROM Account[详细]

2023-02-11 19:20 分类：问答
SQL Server: Computed Column defintions retrievable from Database?

I would like to query the definition of a computed column from the database, but can\'t find a command that seems to do what I want...[详细]

2023-02-11 04:22 分类：问答
Expression for Adding Computed column in DataTable with a percentage sign

I\'ve a DataTable with a column VatRate retrieved from database column of fl开发者_开发知识库oat DataType. Now I want to add a computed DataColumn in my DataTable with VatRate formated to two decimal[详细]

2023-02-09 09:41 分类：问答